Shunting or short-distance haulage devices; Similar devices for hauling trains on steep gradients or as starting aids; Car propelling devices therefor (overhead travelling cranes combined with auxiliary means for shunting railway vehicles B66C17/26; capstans B66D)

Child Classifications

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• B61J 3/02 Gravity shunting humps (track brakes or retarding apparatus fixed to permanent way B61K7/02)
• B61J 3/04 Car shunting or haulage devices with cable traction or endless-chain driving means
• B61J 3/08 Devices with reciprocated pushing bars or like driving mechanisms combined with the track for shunting or hauling cars (railway systems of this kind B61B13/12)
• B61J 3/10 Car shunting or positioning devices with pinchbar action (pinchbars, crowbars in general B66F15/00)
• B61J 3/12 Self-propelled tractors or pushing vehicles, e.g. mules (with cable traction B61J3/06)